ahlam1399
02-24-2016, 01:54 AM
Scientists were studying the properties of the light coming from a quasar ? some of the brightest objects in the universe ? when the light just seemed to wink out. **w they think they k**w why.
أكثر... (http://www.npr.org/sections/thetwo-way/2016/02/23/467826553/solving-the-mystery-of-the-disappearing-quasar?utm_medium=RSS&utm_campaign=news)
أكثر... (http://www.npr.org/sections/thetwo-way/2016/02/23/467826553/solving-the-mystery-of-the-disappearing-quasar?utm_medium=RSS&utm_campaign=news)